bi türk daha geldi demek! :D
(i said "theres another turkish person eh!")

i started in 20, theres nothin wrong if ur physically or mentally slowed down...
its sure better to start before, but its all depends on u...

"teenagers learn fast n accurate everything"
i mean thats not works for everybody...

if u like it n enjoy to learn something, theres nothin wrong man, keep goin n practice hard... :)